Electronic device for wirelessly receiving power and operating method thereof

Abstract

An electronic device is provided. The electronic device includes a housing, a wireless charging circuit, memory, comprising one or more storage media, storing instructions, and at least one processor communicatively coupled to the wireless charging circuit and the memory, wherein the instructions, when executed by the at least one processor individually or collectively, cause the electronic device to identify a mounting of an external device on the housing, identify a first charging mode, based on the mounting of the external device, identify the first charging mode as a preferred charging mode from among a plurality of charging modes including the first charging mode, receive a first ping signal from a wireless power transmission device via the wireless charging circuit, transmit, to the wireless power transmission device via the wireless charging circuit, information indicating that the first charging mode is supported, based on receiving the first ping signal, and receive first charging power from the wireless power transmission device via the wireless charging circuit based on the first charging mode and based on the wireless power transmission device supporting the first charging mode.

What is claimed is: 
     
         1 . An electronic device comprising:
 a housing;   a wireless charging circuit;   memory, comprising one or more storage media, storing instructions; and   at least one processor communicatively coupled to the wireless charging circuit and the memory,   wherein the instructions, when executed by the at least one processor individually or collectively, cause the electronic device to:
 identify a mounting of an external device on the housing, 
 identify a first charging mode, based on the mounting of the external device, 
 identify the first charging mode as a preferred charging mode from among a plurality of charging modes including the first charging mode, 
 receive a first ping signal from a wireless power transmission device via the wireless charging circuit, 
 transmit, to the wireless power transmission device via the wireless charging circuit, information indicating that the first charging mode is supported, based on receiving the first ping signal, and 
 receive first charging power from the wireless power transmission device via the wireless charging circuit based on the first charging mode and based on the wireless power transmission device supporting the first charging mode. 
   
     
     
         2 . The electronic device of  claim 1 ,
 wherein the external device comprises a magnet, and   wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to identify that the first charging mode associated with the magnet of the external device is supported, based on the mounting of the external device.   
     
     
         3 . The electronic device of  claim 1 , further comprising:
 a digitizer,   wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to identify the mounting of the external device, based on a difference between first sensitivities of a first region of the digitizer at a first time and a second time, and/or a difference between second sensitivities of a second region of the digitizer at the first time and a second time.   
     
     
         4 . The electronic device of  claim 2 , further comprising:
 a sensor,   wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to identify the magnet, based on a sensing value obtained using the sensor.   
     
     
         5 . The electronic device of  claim 1 ,
 wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to identify a second charging mode as the preferred charging mode from among the plurality of charging modes, based on detachment of the external device, and   wherein a first frequency range corresponding to the first charging mode is different from a second frequency range corresponding to the second charging mode.   
     
     
         6 . The electronic device of  claim 5 ,
 wherein the first charging mode corresponds to a magnetic power profile (MPP), and   wherein the second charging mode corresponds to an extended power profile (EPP).   
     
     
         7 . The electronic device of  claim 1 , further comprising:
 a display,   wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to:
 control the display to display a first screen for selecting one of the plurality of charging modes supported by the electronic device, based on the mounting of the external device, and 
 identify, based on a first user input via the first screen, the preferred charging mode from among the plurality of charging modes. 
   
     
     
         8 . The electronic device of  claim 1 , wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to receive, based on the first charging mode being unsupported by the wireless power transmission device, charging power via the wireless charging circuit from the wireless power transmission device based on a third charging mode supported by the wireless power transmission device. 
     
     
         9 . The electronic device of  claim 8 , wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to:
 identify, based on the first charging mode being unsupported by the wireless power transmission device, a second charging mode as the preferred charging mode from among the plurality of charging modes;   request the wireless power transmission device to discontinue transmission of the charging power based on the third charging mode;   transmit, to the wireless power transmission device, information indicating that the second charging mode is supported, based on receiving a second ping signal; and   receive, based on the wireless power transmission device supporting the second charging mode, second charging power via the wireless charging circuit from the wireless power transmission device based on the second charging mode.   
     
     
         10 . The electronic device of  claim 8 , wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to:
 identify, based on the first charging mode being unsupported by the wireless power transmission device, a second charging mode as the preferred charging mode from among the plurality of charging modes;   transmit, to the wireless power transmission device, while receiving the charging power based on the third charging mode, a packet for retrying fast charging;   transmit, to the wireless power transmission device, information indicating that the second charging mode is supported, based on receiving, from the wireless power transmission device, a response to the packet for retrying the fast charging; and   receive, based on the wireless power transmission device supporting the second charging mode, second charging power via the wireless charging circuit from the wireless power transmission device based on the second charging mode.   
     
     
         11 . The electronic device of  claim 10 , further comprising:
 a display,   wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to:
 control the display to display a second screen indicating that the first charging power is being received based on the first charging mode, or a third screen indicating that the second charging power is being received based on the second charging mode. 
   
     
     
         12 . The electronic device of  claim 1 , further comprising:
 memory,   wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to:
 store the first charging mode as the preferred charging mode in the memory, based on identifying the first charging mode as the preferred charging mode, and 
 store a second charging mode as the preferred charging mode in the memory, based on the first charging mode being unsupported by the wireless power transmission device. 
   
     
     
         13 . The electronic device of  claim 1 ,
 wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to:
 identify, based on the first charging mode being unsupported by the wireless power transmission device, a second charging mode as the preferred charging mode from among the plurality of charging modes, 
 transmit, to the wireless power transmission device via the wireless charging circuit, information indicating that the second charging mode is supported, and 
 transmit, to the wireless power transmission device via the wireless charging circuit, reference characteristic information related to the second charging mode, 
   wherein the instructions, when executed by the at least one processor individually or collectively, further cause the electronic device to:
 identify, as the reference characteristic information, second reference characteristic information corresponding to a state in which the external device is mounted, the second reference characteristic information being different from first reference characteristic information corresponding to a state in which the external device is unmounted, and 
 transmit the second reference characteristic information to the wireless power transmission device, and 
   wherein the wireless power transmission device is configured to:
 measure characteristic information related to a quality of charging with the electronic device, and 
 determine whether to transmit charging power to the electronic device, based on a difference between the second reference characteristic information and the measured characteristic information. 
   
     
     
         14 . A method of operating an electronic device, the method comprising:
 identifying a mounting of an external device on a housing of the electronic device;   identifying a first charging mode based on the mounting of the external device;   identifying the first charging mode as a preferred charging mode from among a plurality of charging modes including the first charging mode;   receiving a first ping signal from a wireless power transmission device via a wireless charging circuit of the electronic device;   transmitting, to the wireless power transmission device via the wireless charging circuit, information indicating that the first charging mode is supported, based on receiving the first ping signal; and   receiving, based on the wireless power transmission device supporting the first charging mode, first charging power from the wireless power transmission device via the wireless charging circuit based on the first charging mode.   
     
     
         15 . The method of  claim 14 ,
 wherein the external device comprises a magnet, and   wherein the method further includes identifying that the first charging mode associated with the magnet of the external device is supported, based on the mounting of the external device.   
     
     
         16 . The method of  claim 14 , further comprising:
 identifying the mounting of the external device, based on a difference between first sensitivities of a first region of a digitizer of the electronic device at a first time and a second time, and/or a difference between second sensitivities of a second region of the digitizer at the first time and a second time.   
     
     
         17 . The method of  claim 15 , further comprising:
 identifying the magnet, based on a sensing value obtained using a sensor of the electronic device.   
     
     
         18 . The method of  claim 14 , further comprising:
 identifying a second charging mode as the preferred charging mode from among the plurality of charging modes, based on detachment of the external device,   wherein a first frequency range corresponding to the first charging mode is different from a second frequency range corresponding to the second charging mode.   
     
     
         19 . The method of  claim 18 ,
 wherein the first charging mode corresponds to a magnetic power profile (MPP), and   wherein the second charging mode corresponds to an extended power profile (EPP).   
     
     
         20 . One or more non-transitory computer-readable storage media storing one or more computer programs including computer-executable instructions that, when executed by one or more processors of an electronic device individually or collectively, cause the electronic device to perform operations, the operations comprising:
 identifying a mounting of an external device on a housing of the electronic device;   identifying a first charging mode based on the mounting of the external device;   identifying the first charging mode as a preferred charging mode from among a plurality of charging modes including the first charging mode;   receiving a first ping signal from a wireless power transmission device via a wireless charging circuit of the electronic device;   transmitting, to the wireless power transmission device via the wireless charging circuit, information indicating that the first charging mode is supported, based on receiving the first ping signal; and   receiving, based on the wireless power transmission device supporting the first charging mode, first charging power from the wireless power transmission device via the wireless charging circuit based on the first charging mode.